"""
Copyright (c) 2022 Huawei Technologies Co.,Ltd.

openGauss is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:

          http://license.coscl.org.cn/MulanPSL2

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.
"""
"""
Case Type   : SQL_DDL_Drop_Owned
Case Name   : 修改数据库对象的属主，old_role,new_role有效值验证
Create At   : 2022/08/25
Owner       : opentestcase019
Description :
    1.创建两个用户
    2.用户1创建表
    3.修改数据库对象的属主，old_role为不包含任何对象的用户
    4.修改数据库对象的属主，old_role和new_role均为存在的用户
    5.修改表的属主为初始用户
    6.删除表，删除用户
Expect      :
    1.创建成功
    2.创建成功
    3.修改成功
    4.修改成功
    5.修改成功
    6.删除成功
History     :
    Modified by opentestcase016 2022/11/17:优化用例，保证\d查询结果匹配
"""
import os
import unittest
from testcase.utils.Logger import Logger
from testcase.utils.CommonSH import CommonSH
from testcase.utils.Constant import Constant
from yat.test import Node
from yat.test import macro


class DropOwned(unittest.TestCase):
    def setUp(self):
        self.logger = Logger()
        self.logger.info(f"-----{os.path.basename(__file__)} start-----")
        self.user_node = Node('PrimaryDbUser')
        self.primary_sh = CommonSH('PrimaryDbUser')
        self.constant = Constant()
        self.user_name_1 = 'u_reassign_owned_0001_1'
        self.user_name_2 = 'u_reassign_owned_0001_2'
        self.table_name = 't_reassign_owned_0001'

    def test_drop_owned(self):
        text = "-----step1:创建两个用户;expect:创建成功-----"
        self.logger.info(text)
        create_user = f'''drop user if exists {self.user_name_1},
            {self.user_name_2};
            drop schema if exists {self.user_name_1},{self.user_name_2};
            create user {self.user_name_1} 
            sysadmin password '{macro.COMMON_PASSWD}';
            create user {self.user_name_2} 
            sysadmin password '{macro.COMMON_PASSWD}';'''
        create_msg = self.primary_sh.execut_db_sql(create_user)
        self.logger.info(create_msg)
        self.assertIn(self.constant.DROP_ROLE_SUCCESS_MSG,
                      create_msg, '执行失败' + text)
        self.assertIn(self.constant.DROP_SCHEMA_SUCCESS_MSG,
                      create_msg, '执行失败' + text)
        self.assertEquals(2, create_msg.count(
            self.constant.CREATE_ROLE_SUCCESS_MSG), '执行失败' + text)

        text = "-----step2:用户1创建表;expect:创建成功-----"
        self.logger.info(text)
        sql_cmd = f'''drop table if exists {self.table_name};
        create table public.{self.table_name}(id int, name varchar(15));
        insert into {self.table_name} values(1, '软件开发'),(2, '软件测试');
        '''
        sql_msg = self.primary_sh.execut_db_sql(
            sql_cmd, f'-U {self.user_name_1} -W \'{macro.COMMON_PASSWD}\'')
        self.logger.info(sql_msg)
        self.assertIn(self.constant.TABLE_DROP_SUCCESS,
                      sql_msg, '执行失败' + text)
        self.assertIn(self.constant.TABLE_CREATE_SUCCESS,
                      sql_msg, '执行失败' + text)
        self.assertIn(self.constant.INSERT_SUCCESS_MSG,
                      sql_msg, '执行失败' + text)
        sql_msg = self.primary_sh.execut_db_sql(
            '\\d', f'-U {self.user_name_1} -W \'{macro.COMMON_PASSWD}\'')
        self.logger.info(sql_msg)
        self.assertGreater(len(sql_msg.splitlines()), 2, '执行失败' + text)
        self.assertIn(self.table_name, sql_msg.splitlines()[-2], '执行失败' + text)
        self.assertIn(self.user_name_1, sql_msg.splitlines()[-2], '执行失败' + text)

        text = "-----step3:修改数据库对象的属主，old_role为不包含任何对象的用户;" \
               "expect:修改成功-----"
        self.logger.info(text)
        sql_cmd = f"drop schema if exists {self.user_name_2};" \
            f"reassign owned by {self.user_name_2} to {self.user_name_1};"
        sql_msg = self.primary_sh.execut_db_sql(sql_cmd)
        self.logger.info(sql_msg)
        self.assertIn(self.constant.DROP_SCHEMA_SUCCESS_MSG,
                      sql_msg, '执行失败' + text)
        self.assertIn(self.constant.reassign_owned_success,
                      sql_msg, '执行失败' + text)

        text = "-----step4:修改数据库对象的属主，old_role和new_role均为" \
               "存在的用户;expect:修改成功-----"
        self.logger.info(text)
        sql_cmd = f"reassign owned by {self.user_name_1} to {self.user_name_2};"
        sql_msg = self.primary_sh.execut_db_sql(sql_cmd)
        self.logger.info(sql_msg)
        self.assertIn(self.constant.reassign_owned_success,
                      sql_msg, '执行失败' + text)
        sql_msg = self.primary_sh.execut_db_sql(
            '\\d', f'-U {self.user_name_2} -W \'{macro.COMMON_PASSWD}\'')
        self.logger.info(sql_msg)
        self.assertGreater(len(sql_msg.splitlines()), 2, '执行失败' + text)
        self.assertIn(self.table_name, sql_msg.splitlines()[-2], '执行失败' + text)
        self.assertIn(self.user_name_2, sql_msg.splitlines()[-2], '执行失败' + text)

        text = "-----step5:修改表的属主为初始用户;expect:修改成功-----"
        self.logger.info(text)
        sql_cmd = f"reassign owned by {self.user_name_2} to " \
            f"{self.user_node.ssh_user};\\d"
        sql_msg = self.primary_sh.execut_db_sql(sql_cmd)
        self.logger.info(sql_msg)
        self.assertIn(self.constant.reassign_owned_success,
                      sql_msg, '执行失败' + text)
        self.assertGreater(len(sql_msg.splitlines()), 2, '执行失败' + text)
        self.assertIn(self.table_name, sql_msg.splitlines()[-2], '执行失败' + text)
        self.assertIn(self.user_node.ssh_user, sql_msg.splitlines()[-2],
                      '执行失败' + text)

    def tearDown(self):
        text = "-----step6:删除表，删除用户，expect:删除成功-----"
        self.logger.info(text)
        drop_cmd = f"drop table {self.table_name};" \
            f"drop user {self.user_name_1} cascade;" \
            f"drop user {self.user_name_2} cascade;"
        drop_msg = self.primary_sh.execut_db_sql(drop_cmd)
        self.logger.info(drop_msg)
        self.assertIn(self.constant.TABLE_DROP_SUCCESS,
                      drop_msg, '执行失败' + text)
        self.assertEquals(2, drop_msg.count(
            self.constant.DROP_ROLE_SUCCESS_MSG), '执行失败' + text)
        self.logger.info(f"-----{os.path.basename(__file__)} end-----")
